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080728s1975 000 0 spa d |
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|a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
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|a 620.8
|b I-34-i
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|a National Institute for Occupational Safety and Health
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| 245 |
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|a An improved method for monitoring head stress levels in the workplace /
|c john E. Mutchler
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| 260 |
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|a Cincinnati, Ohio :
|b National Institute for Occupational Safety and Health ,
|c 1975
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| 300 |
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|a ix, 141 páginas :
|b ilustraciones ;
|c 27 cm.
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| 490 |
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|a Hew Niosh publication ;
|v 75-161
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|a ESTRES
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|a INGENIERÍA AMBIENTAL
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|a CALOR
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|a TEMPERATURA
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|a MEDICION
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|a Mutchler, John E.
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|a National Institute for Occupational Safety and Health
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